History · GCSE · The 20th-Century World

The Schlieffen Plan and why it failed

The Schlieffen Plan and why it failedFree5:20Heddy Score 3 of 7, below the standard
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What you need to know

  • The German advance failed to secure a rapid victory over France before Russia could mobilise.
  • Logistical strain, communication and command decisions weakened the campaign.
  • The Battle of the Marne halted the German advance and helped produce a two-front war.

In this clip

Runs 5:20, from 4:13 to 9:33 of the full video.

Heddy Score3/7, Below the standard
See the seven stars
  • Trusted source · passed. The creator's own upload, live and playable here.
  • On the map · not judged yet. A teacher watched it: it mainly teaches this map topic.
  • Spec-true · not judged yet. Accurate, and right for the current UK specification.
  • Focused · passed. One idea, short enough to watch in one go.
  • Accessible · passed. Good captions, clear sound and pictures.
  • Safe for children · not judged yet. Right for 11 to 16 year olds, with no sales pitch.
  • Proven · not judged yet. Earned from our students: they learn from it, find it helpful and watch it to the end.
★ passed · ☆ pending · ✕ failed
Our students

Not enough students yet

Our own students' answers. These are what move ★7 Proven.
On YouTube

1.44M views · 26.5K likes · The Great War 1.89M subscribers

As reported by YouTube on 2026-11-02. Not part of the Heddy Score.
How the Heddy Score works

Why we picked it

The explanation connects the plan’s assumptions with reasons for failure.

The Great War on YouTubechecked 2026-10-18

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